Other resources include the Philadelphia Area Consortium of Special Collections Libraries (PACSCL) Finding Aids website and the PACSCL Survey Database, highlighted below, which contain information on collections at numerous libraries and archives in the Delaware Valley, including HSP.

You can also see more information about one of HSP's newest projects, the Hidden Collections Initiative for Pennsylvania Small Repositories (HCI-PSAR), which is helping to uncover hundreds of hidden archival collections at many of the small archival repositories in the five county Philadelphia area.

The Philadelphia Area Consortium of Special Collections Libraries (PACSCL) finding aids website includes the finding aids of PACSCL members as well as those of the many small repositories in the five-county Philadelphia area that have participated in HSP's Hidden Collections Initiative for Pennsylvania Small Archival Repositories.